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net:rfkill: add a gpio setup function into GPIO rfkill

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Add a gpio setup function which gives a chance to set up
platform specific configuration such as pin multiplexing,
input/output direction at the runtime or booting time.

Signed-off-by: Sangwook Lee <sangwook.lee@linaro.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sangwook Lee
2011-09-29 12:57:17 +01:00
committed by John W. Linville
parent 893d73f4a1
commit e209c5a7ed
2 changed files with 15 additions and 0 deletions
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4
include/linux/rfkill-gpio.h
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@@ -30,6 +30,8 @@
* @reset_gpio: GPIO which is used for reseting rfkill switch
* @shutdown_gpio: GPIO which is used for shutdown of rfkill switch
* @power_clk_name: [optional] name of clk to turn off while blocked
* @gpio_runtime_close: clean up platform specific gpio configuration
* @gpio_runtime_setup: set up platform specific gpio configuration
*/
struct rfkill_gpio_platform_data {
@@ -38,6 +40,8 @@ struct rfkill_gpio_platform_data {
int shutdown_gpio;
const char *power_clk_name;
enum rfkill_type type;
void (*gpio_runtime_close)(struct platform_device *);
int (*gpio_runtime_setup)(struct platform_device *);
};
#endif /* __RFKILL_GPIO_H */